<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="UTF-8" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <meta http-equiv="X-UA-Compatible" content="ie=edge" />
    <title>Document</title>
    <script src="./lib/vue-2.4.0.js"></script>
  </head>

  <body>
    <div id="app">
      <a href="" @click.prevent="comName='login'">登录</a>
      <a href="" @click.prevent="comName='register'">注册</a>

      <component :is="comName"></component>

      <!-- 总结:当前学习了几个 Vue 提供的标签了??? -->
      <!-- component,  template,  transition,  transitionGroup  -->
    </div>

    <script>
      // 组件名称是 字符串
      Vue.component("login", {
        template: "<h3>登录组件</h3>"
      });

      Vue.component("register", {
        template: "<h3>注册组件</h3>"
      });

      // 创建 Vue 实例，得到 ViewModel
      var vm = new Vue({
        el: "#app",
        data: {
          comName: "login" // 当前 component 中的 :is 绑定的组件的名称
        },
        methods: {}
      });
    </script>
  </body>
</html>
